diff --git a/include/mask.cpp b/include/mask.cpp
index 90c3bb4f6..5b12e3f1f 100755
--- a/include/mask.cpp
+++ b/include/mask.cpp
@@ -757,7 +757,25 @@ bool TMask::on_key(
                               "Inizializzazione = %ld\n",
                               _total_time-_build_time, _build_time, _init_time),
                               1);
-    break;
+    break; 
+  case K_CTRL+'+':
+    if (is_running()) 
+    {      
+      for (int fire = _focus-1; fire <= _focus+1; fire ++)
+      {
+        if (fire >= 0 && fire < fields())
+        {
+          TMask_field& f = fld(fire);
+          if (f.is_kind_of(CLASS_SHEET_FIELD))
+          {
+            TSheet_field& s = (TSheet_field&)f;
+            if (s.items() == 0)                // Se lo spreadsheet e' vuoto ...
+              s.insert(0, TRUE, TRUE);        // ... prova ad aggiungere la prima riga! 
+          }
+        }
+      }  
+    }
+    break;  
   default:
     if (key > K_CTRL)
     {
diff --git a/include/msksheet.h b/include/msksheet.h
index 21d661177..3b638d4c1 100755
--- a/include/msksheet.h
+++ b/include/msksheet.h
@@ -97,10 +97,10 @@ public:
   //              piu' processi attivi
   void on_idle();
 
-  // @cmember Elimina una riga
+  // @cmember Elimina una o tutte le righe
   void destroy(int r = -1, bool update_sheet = TRUE);
   // @cmember Inserisce una riga
-  int insert(int r = -1, bool update_sheet = TRUE);
+  int insert(int r = -1, bool update_sheet = TRUE, bool call_notify = FALSE);
   // @cmember Forza l'aggiornamento dei dati della riga sullo schermo
   void force_update(int r = -1);